Package com.espertech.esper.common.internal.serde.serdeset.builtin

Class DIONullableDoubleSerde

java.lang.Object

com.espertech.esper.common.internal.serde.serdeset.builtin.DIONullableDoubleSerde

All Implemented Interfaces:

DataInputOutputSerde<Double>

public class DIONullableDoubleSerde
extends Object
implements DataInputOutputSerde<Double>

Binding for nullable double values.

Field Summary

Fields

Modifier and Type	Field	Description
static final EPTypeClass	EPTYPE
static final DIONullableDoubleSerde	INSTANCE

Method Summary

Modifier and Type	Method	Description
Double	read(DataInput input)
Double	read(DataInput input, byte[] resourceKey)	Read an object from the stream.
void	write(Double object, DataOutput stream)
void	write(Double object, DataOutput output, byte[] pageFullKey, EventBeanCollatedWriter writer)	Write an object to the stream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

EPTYPE

public static final EPTypeClass EPTYPE

INSTANCE

public static final DIONullableDoubleSerde INSTANCE

Method Details

write

public void write(Double object,
 DataOutput output,
 byte[] pageFullKey,
 EventBeanCollatedWriter writer)
           throws IOException

Description copied from interface: DataInputOutputSerde

Write an object to the stream.

Specified by:

write in interface DataInputOutputSerde<Double>

Parameters:

object - to write or null if this is a nullable value

output - to write to

pageFullKey - the page key of the page containing the object, can be null if not relevant or not provided

writer - the writer for events, can be null if not relevant or not provided

Throws:

IOException - for io exceptions

write

public void write(Double object,
 DataOutput stream)
           throws IOException

Throws:

IOException

read

public Double read(DataInput input)
            throws IOException

Throws:

IOException

read

public Double read(DataInput input,
 byte[] resourceKey)
            throws IOException

Description copied from interface: DataInputOutputSerde

Read an object from the stream.

Specified by:

read in interface DataInputOutputSerde<Double>

Parameters:

input - input to read

resourceKey - the identifying key of the reader, can be null if not relevant or not provided

Returns:

object read or null if this is a nullable value

Throws:

IOException - for io exceptions